)]}'
{
  "commit": "891793a54026315e1ef326f4caf750b94fa29e1e",
  "tree": "891b8bda6ce01596ee937c8d437699e2026c21b2",
  "parents": [
    "58a54b2026a6581ae5ee9992acf37be918480fe1"
  ],
  "author": {
    "name": "Jingning Han",
    "email": "jingning@google.com",
    "time": "Mon Sep 29 12:42:07 2014 -0700"
  },
  "committer": {
    "name": "Jingning Han",
    "email": "jingning@google.com",
    "time": "Wed Oct 01 08:32:15 2014 -0700"
  },
  "message": "Conditionally skip reference frame check\n\nFor regular inter frames, if the distance from GOLDEN_FRAME is larger\nthan 2 and if the predicted motion vector of LAST_FRAME gives lower\nsse than that of GOLDEN_FRAME, skip the GOLDE_FRAME mode checking in\nthe rate-distortion optimization. It provides about 5% speed-up at\nexpense of -0.137% and -0.230% performance down for speed 3. Local\nexperiment results:\n\npedestrian 1080p 2000 kbps\n66712 b/f, 40.908 dB, 113688 ms -\u003e\n66768 b/f, 40.911 dB, 108752 ms\n\nblue_sky 1080p 2000 kbps\n51054 b/f, 35.894 dB, 70406 ms -\u003e\n51051 b/f, 35.891 dB, 67236 ms\n\nold_town_cross 720p 1500 kbps\n14412 b/f, 36.252 dB, 60690 ms -\u003e\n14431 b/f, 36.249 dB, 57346 ms\n\nChange-Id: Idfcafe7f63da7a4896602fc60bd7093f0f0d82ca\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "bf0de4b29e53f1fc483994ac64ff9aaa27c5df22",
      "old_mode": 33188,
      "old_path": "vp9/encoder/vp9_rdopt.c",
      "new_id": "bd695cc71b82f5d4c32c837a1569a6f7195cc792",
      "new_mode": 33188,
      "new_path": "vp9/encoder/vp9_rdopt.c"
    }
  ]
}